(19)

(11)

EP 3 698 244 A1

(12)

(43) Date of publication: 26.08.2020 Bulletin 2020/35 (21) Application number: 19738516.4 (22) Date of filing: 10.01.2019

(51) International Patent Classification (IPC):  G06F 9/4401(2018.01) G06F 3/14(2006.01) (86) International application number: PCT/KR2019/000398 (87) International publication number: WO 2019/139378 (18.07.2019 Gazette 2019/29)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 10.01.2018 KR 20180003491 (71) Applicant: Samsung Electronics Co., Ltd. Gyeonggi-do 16677 (KR)	(72) Inventor: LEE, Sungmin Suwon-si Gyeonggi-do 16677 (KR) (74) Representative: Appleyard Lees IP LLP  15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)